JAMB Chemistry 2018 Objective — Question 24

Question 24 of 36 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2018 Objective paper, with the correct answer and a full explanation.

Ca(OH)₂(aq) + 2NH₄Cl(aq) → CaCl₂(aq) + 2H₂O(l) + X. In the reaction above, X is

A. NO₂
B. NH₃Correct
C. C₂N₂
D. N₂

Explanation

This is the standard reaction of ammonium salts with a base, releasing ammonia gas (NH₃) and water.

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